package net.minecraft.world.biome;

import java.util.Random;
import net.minecraft.block.BlockDirt;
import net.minecraft.block.BlockDoublePlant;
import net.minecraft.block.BlockTallGrass;
import net.minecraft.entity.passive.EntityWolf;
import net.minecraft.init.Blocks;
import net.minecraft.util.BlockPos;
import net.minecraft.world.World;
import net.minecraft.world.chunk.ChunkPrimer;
import net.minecraft.world.gen.feature.WorldGenAbstractTree;
import net.minecraft.world.gen.feature.WorldGenBlockBlob;
import net.minecraft.world.gen.feature.WorldGenMegaPineTree;
import net.minecraft.world.gen.feature.WorldGenTaiga1;
import net.minecraft.world.gen.feature.WorldGenTaiga2;
import net.minecraft.world.gen.feature.WorldGenTallGrass;
import net.minecraft.world.gen.feature.WorldGenerator;

public class BiomeGenTaiga extends BiomeGenBase {
	private static final WorldGenTaiga1 field_150639_aC = new WorldGenTaiga1();
	private static final WorldGenTaiga2 field_150640_aD = new WorldGenTaiga2(false);
	private static final WorldGenMegaPineTree field_150641_aE = new WorldGenMegaPineTree(false, false);
	private static final WorldGenMegaPineTree field_150642_aF = new WorldGenMegaPineTree(false, true);
	private static final WorldGenBlockBlob field_150643_aG = new WorldGenBlockBlob(Blocks.mossy_cobblestone, 0);
	private int field_150644_aH;

	public BiomeGenTaiga(int p_i45385_1_, int p_i45385_2_) {
		super(p_i45385_1_);
		this.field_150644_aH = p_i45385_2_;
		this.spawnableCreatureList.add(new BiomeGenBase.SpawnListEntry(EntityWolf.class, 8, 4, 4));
		this.theBiomeDecorator.treesPerChunk = 10;

		if (p_i45385_2_ != 1 && p_i45385_2_ != 2) {
			this.theBiomeDecorator.grassPerChunk = 1;
			this.theBiomeDecorator.mushroomsPerChunk = 1;
		} else {
			this.theBiomeDecorator.grassPerChunk = 7;
			this.theBiomeDecorator.deadBushPerChunk = 1;
			this.theBiomeDecorator.mushroomsPerChunk = 3;
		}
	}

	public WorldGenAbstractTree genBigTreeChance(Random rand) {
		return (WorldGenAbstractTree) ((this.field_150644_aH == 1 || this.field_150644_aH == 2) && rand.nextInt(3) == 0
				? (this.field_150644_aH != 2 && rand.nextInt(13) != 0 ? field_150641_aE : field_150642_aF)
				: (rand.nextInt(3) == 0 ? field_150639_aC : field_150640_aD));
	}

	/**
	 * Gets a WorldGen appropriate for this biome.
	 */
	public WorldGenerator getRandomWorldGenForGrass(Random rand) {
		return rand.nextInt(5) > 0 ? new WorldGenTallGrass(BlockTallGrass.EnumType.FERN)
				: new WorldGenTallGrass(BlockTallGrass.EnumType.GRASS);
	}

	public void decorate(World worldIn, Random rand, BlockPos pos) {
		if (this.field_150644_aH == 1 || this.field_150644_aH == 2) {
			int i = rand.nextInt(3);

			for (int j = 0; j < i; ++j) {
				int k = rand.nextInt(16) + 8;
				int l = rand.nextInt(16) + 8;
				BlockPos blockpos = worldIn.getHeight(pos.add(k, 0, l));
				field_150643_aG.generate(worldIn, rand, blockpos);
			}
		}

		DOUBLE_PLANT_GENERATOR.setPlantType(BlockDoublePlant.EnumPlantType.FERN);

		for (int i1 = 0; i1 < 7; ++i1) {
			int j1 = rand.nextInt(16) + 8;
			int k1 = rand.nextInt(16) + 8;
			int l1 = rand.nextInt(worldIn.getHeight(pos.add(j1, 0, k1)).getY() + 32);
			DOUBLE_PLANT_GENERATOR.generate(worldIn, rand, pos.add(j1, l1, k1));
		}

		super.decorate(worldIn, rand, pos);
	}

	public void genTerrainBlocks(World worldIn, Random rand, ChunkPrimer chunkPrimerIn, int p_180622_4_,
			int p_180622_5_, double p_180622_6_) {
		if (this.field_150644_aH == 1 || this.field_150644_aH == 2) {
			this.topBlock = Blocks.grass.getDefaultState();
			this.fillerBlock = Blocks.dirt.getDefaultState();

			if (p_180622_6_ > 1.75D) {
				this.topBlock = Blocks.dirt.getDefaultState().withProperty(BlockDirt.VARIANT,
						BlockDirt.DirtType.COARSE_DIRT);
			} else if (p_180622_6_ > -0.95D) {
				this.topBlock = Blocks.dirt.getDefaultState().withProperty(BlockDirt.VARIANT,
						BlockDirt.DirtType.PODZOL);
			}
		}

		this.generateBiomeTerrain(worldIn, rand, chunkPrimerIn, p_180622_4_, p_180622_5_, p_180622_6_);
	}

	protected BiomeGenBase createMutatedBiome(int p_180277_1_) {
		return this.biomeID == BiomeGenBase.megaTaiga.biomeID
				? (new BiomeGenTaiga(p_180277_1_, 2)).func_150557_a(5858897, true).setBiomeName("Mega Spruce Taiga")
						.setFillerBlockMetadata(5159473).setTemperatureRainfall(0.25F, 0.8F)
						.setHeight(new BiomeGenBase.Height(this.minHeight, this.maxHeight))
				: super.createMutatedBiome(p_180277_1_);
	}
}
